Arch
Arch adjective - Coming before all others in importance.
Most important and arch are semantically related. In some cases you can use "Most important" instead an adjective "Arch".
Most important
Arch and most important are semantically related. Sometimes you can use "Arch" instead an adjective phrase "Most important".
Mutual synonyms
Related pairs
Both terms in one sentence
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An Arch Enemy, archfoe, archnemesis, or simply nemesis is some character's designated and most important enemy.
Source: Arch-Enemy
Cite this Source
Most important and Arch. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/arch/most_important
Arch & Most important. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/arch/most_important>.
Most important or Arch. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/arch/most_important.
Google Ngram Viewer shows how "arch" and "most important" have occurred on timeline